National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Marthas Vineyard Airport (KMVY)

Lat: 41.39°NLon: 70.62°WElev: 59ft.

Fair

55°F

13°C

Humidity 64%
Wind Speed SW 16 G 30 mph
Barometer 29.87 in (1011.4 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 4 May 5:53 pm EDT
Extended Forecast for

Chilmark MA

  • Tonight

    Tonight: Mostly clear, with a low around 50. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 36 mph.

    Low: 50 °F

    Clear and
    Breezy then
    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 61. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.

    High: 61 °F

    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 52. Breezy, with a south wind 22 to 24 mph.

    Low: 52 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 61. Breezy, with a south wind 18 to 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 61 °F

    Partly Sunny
    and Breezy
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 50. South wind 15 to 18 mph. Chance of precipitation is 90%.

    Low: 50 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Southwest wind around 10 mph. Chance of precipitation is 60%.

    High: 59 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely, mainly before 7pm. Mostly cloudy, with a low around 45. Northwest wind around 9 mph. Chance of precipitation is 60%.

    Low: 45 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 59. West wind 10 to 14 mph.

    High: 59 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 47. Southwest wind 8 to 11 mph.

    Low: 47 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Breezy, with a southwest wind 15 to 21 mph, with gusts as high as 36 mph.
Tuesday
Sunny, with a high near 61. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.
Tuesday Night
Partly cloudy, with a low around 52. Breezy, with a south wind 22 to 24 mph.
Wednesday
A chance of showers, mainly after 4pm. Mostly cloudy, with a high near 61. Breezy, with a south wind 18 to 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 10pm. Low around 50. South wind 15 to 18 mph. Chance of precipitation is 90%.
Thursday
Showers likely, mainly after 2pm. Mostly cloudy, with a high near 59. Southwest wind around 10 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely, mainly before 7pm. Mostly cloudy, with a low around 45. Northwest wind around 9 mph. Chance of precipitation is 60%.
Friday
Sunny, with a high near 59. West wind 10 to 14 mph.
Friday Night
Mostly clear, with a low around 47. Southwest wind 8 to 11 mph.
Saturday
Mostly sunny, with a high near 58. Southwest wind 9 to 13 mph.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 46. Southwest wind around 10 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 60. Southwest wind 9 to 13 mph.
Sunday Night
Partly cloudy, with a low around 48. Southwest wind 8 to 11 mph.
Monday
A chance of showers. Partly sunny, with a high near 60. South wind 9 to 13 mph. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chilmark MA
 41.34°N 70.75°W (Elev. 79 ft)
Last Update:
3:02 pm EDT May 4, 2026
Forecast Valid:
6pm EDT May 4, 2026-6pm EDT May 11, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation